Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.
APA ZitierstilWilley, G. R. 1., & Tourtellot, G. (1978). Excavations at Seibal, Department of Peten, Guatemala. Cambridge-MA: Peabody Museum of Archaeology and Ethnology, Harvard University.
Chicago ZitierstilWilley, Gordon R. 1913-2002, and Gair Tourtellot. Excavations At Seibal, Department of Peten, Guatemala. Cambridge-MA: Peabody Museum of Archaeology and Ethnology, Harvard University, 1978.
MLA ZitierstilWilley, Gordon R. 1913-2002, and Gair Tourtellot. Excavations At Seibal, Department of Peten, Guatemala. Cambridge-MA: Peabody Museum of Archaeology and Ethnology, Harvard University, 1978.